These Are the 10 Biggest Road Races in AmericaKey information, including registration dates, for the largest runs in the United States.

Here are the 10 biggest road races in the United States, along with registration information for each. (Based on number of finishers in 2016; compiled by Running USA)

1. Peachtree Road Race / Atlanta, Georgia
Finishers in 2016: 56,993
Date of 2017 race: Tuesday, July 4
Distance: 6.2 miles
Registration: Lottery registration open March 15-22



2. New York City Marathon / New York, New York
Finishers in 2016: 51,267
Date of 2017 race: Sunday, November 5
Distance: 26.2 miles
Registration: Drawing application open until February 17

3. Bolder Boulder / Boulder, Colorado
Finishers in 2016: 44,671
Date of 2017 race: Monday, May 29
Distance: 6.2 miles
Registration: Open now

4. Lilac Bloomsday Run / Spokane, Washington
Finishers in 2016: 42,206
Date of 2017 race: Sunday, May 7
Distance: 7.46 miles
Registration: Open now

5. Chicago Marathon / Chicago, Illinois
Finishers in 2016: 40,523
Date of 2017 race: Sunday, October 8
Distance: 26.2 miles
Registration: Closed in November 2016; spots in charity program and international tour group program are still available

6. Broad Street Run / Philadelphia, Pennsylvania
Finishers in 2016: 34,237
Date of 2017 race: Sunday, May 7
Distance: 10 miles
Registration: Entry lottery open until February 13

7. Bay to Breakers / San Francisco, California
Finishers in 2016: 28,009
Date of 2017 race: Sunday, May 21
Distance: 7.45 miles
Registration: Open now

8. Brooklyn Half Marathon / Brooklyn, New York
Finishers in 2016: 27,428
Date of 2017 race: Saturday, May 20
Distance: 13.1 miles
Registration: Closed for 2017; some charity spots still available

9. Cooper River Bridge Run / Charleston, South Carolina
Finishers in 2016: 26,804
Date of 2017 race: Saturday, April 1
Distance: 6.2 miles
Registration: Open now

10. Boston Marathon / Boston, Massachusetts
Finishers in 2016: 26,640
Date of 2017 race: Monday, April 17
Distance: 26.2 miles
Registration: Closed for 2017; registration typically opens in September for qualified runners